What is Hair hygrometer Hair hygrometer is the simplest and oldest type of hygrometer. It is made using hair as shown in figure Human hair lengthens by 3 percent when the humidity changes from 0 to 100 percent, this property of hair …
What is floating carriage micrometer Measurement of minor diameter by using floating carriage micrometer: The minor diameter is measured by a comparative method by using floating carriage diameter measuring machine and …
Construction It is a type of flow meter that is a combination of a Venturi tube and an orifice plate. It has a higher ratio of pressure developed to pressure lost than a Venturi tube, but a lower ratio than an orifice plate. It…
Construction Consists of platinum filament wire enclosed in a chamber connected to an unknown pressure source. Filament forms an arm of a Wheatstone-bridge. Compen…
